What does P with a double dot on top of it means? or single dot?

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2007-04-15 05:13:19 · 3 answers · asked by Vaingloriousz 1 in Science & Mathematics ➔ Physics

A single dot represents the first derivative of P.
A double dot represents the second derivative of P.

2007-04-15 05:17:30 · answer #1 · answered by FourWheelDave 3 · 1⤊ 0⤋

it might mean that P is differentiated once (single dot) or twice (double dot) with respect to a variable (such as time).

2007-04-15 12:18:52 · answer #2 · answered by Nameless 2 · 0⤊ 0⤋

It represents the degree of the derivative of P with respect to some (understood or implied) independent variable.

HTH

Doug

2007-04-15 12:20:08 · answer #3 · answered by doug_donaghue 7 · 0⤊ 1⤋